Bag



FIG. 1 is a front elevational view of a bag showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a perspective view of the bag with its front cover lifted up; and,

FIG. 6 is a perspective view thereof.

The broken lines showing stitching and a shoulder strap are for the purposes of illustrating environment and form no part of the claimed design. 

CLAIM The ornamental design for a bag, as shown and described. 